Preschool Assistant Teacher

Montessori School of Silicon Valley•Milpitas, CA

About The Position

Crescent Montessori is seeking a caring, enthusiastic, and dependable Preschool Assistant Teacher for its O'Keeffe Primary Community, which serves children ages 3–6. The assistant teacher works collaboratively with the Lead Guide and teaching team to support daily classroom activities, student development, and the overall classroom experience. The school provides a nurturing, hands-on Montessori learning environment that encourages children to explore, build confidence, develop independence, and cultivate a lifelong love of learning. The role supports individual and small-group activities, purposeful exploration, practical life experiences, and children’s social and emotional development. The assistant teacher also helps maintain a safe, organized, welcoming, and joyful classroom community. This is an active, hands-on position involving frequent movement and interaction with children indoors and outdoors. Teachers engage with children at their level, supervise routines and activities, and adapt to a lively environment with varying noise, activity, and interruptions. Crescent Montessori offers a collaborative teaching environment, professional learning opportunities, and the possibility of exploring Montessori training and certification and future leadership roles.

Requirements

Experience or a strong desire to work with preschool-aged children.
Warmth, patience, energy, and enthusiasm in the classroom.
Ability and willingness to work collaboratively as part of a teaching team.
Dependability, flexibility, and commitment to creating a positive experience for children.
Strong communication and interpersonal skills.
Ability to stand, walk, sit, bend, kneel, squat, and move throughout classroom and outdoor learning environments consistently during the day.
Ability to sit on the floor or work at child-sized tables and chairs consistently during the day.
Ability to lift, carry, and assist children or classroom materials weighing approximately 10–30 pounds as needed.
Ability to actively supervise children during activities, outdoor play, transitions, and routines.
Ability to work in a lively preschool environment with varying noise and activity and frequent interruptions.
Ability to transition between indoor and outdoor environments and adapt to varying weather conditions.

Nice To Haves

Interest in learning about Montessori education and child development.
Eagerness to grow professionally and explore Montessori certification and future leadership opportunities.
Montessori experience is welcomed but not required.

Responsibilities

Collaborate with the Lead Guide and teaching team to support daily classroom activities and Montessori learning experiences.
Assist with individual and small-group learning activities that encourage independence, curiosity, and confidence.
Supervise and support children during classroom activities, outdoor play, meals, transitions, and daily routines.
Encourage positive behavior, emotional development, problem-solving, and respectful interactions.
Prepare classroom materials and help maintain a beautiful, organized, and welcoming learning environment.
Support hands-on activities such as gardening, cooking, art, science, STEM, and practical life experiences.
Build warm, positive relationships with children, families, and fellow educators.
Help create a safe, nurturing, and joyful classroom community.
Respond promptly and appropriately to children’s needs and classroom situations.